<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>jsonp</title>
</head>

<body>
  <!--  -->
  <script>
    function getData(data) {
      console.log(data);
    }
  </script>

  <script src="http://localhost:5000/api?collback=getData"></script>
</body>

</html>